Brightness Quality: 1200 Lumens. Energy Info: $2.41 Based on 3 hrs/day, 11 cents/kWh. Cost depends on rates and use. 20 Watts. 120 Volts. Package Info: 1 Bulb Info: CFL Bulb Life: 7.3 Years Based on 3 hrs/day. Bulb Appearance: 2500 Kelvins. Misc: 1 general purpose CFL bulb. Clean, beautiful light. 7 year life (Based on 3 hours use per day). 75W replacement. Uses only 20W. 1200 lumens. 7.3 year life (Based on 3 hours use per day). $48 energy savings per bulb (Electricity cost savings based on using 1 bulb for 8,000 hr rated life at 11 cents per kilowatt hour compared to ten 75 watt Reveal incandescent bulbs [rated life 750 hrs]). Brightness: 1200 lumens (Lumens are stated in base-up position, based down positions will be 1070). Estimated Energy Cost: $2.41 per year. Limited Warranty: Guaranteed to last 4 years based on rated life at 3 hours consumer use per day at 120V. If this bulb does not last 4 years, return UPC and register receipt along with your name and address to GE Lighting, Product Service Dept., 1975 Noble Road, Cleveland, OH 44112. GE will replace your bulb. Bulb replacement is GE's sole warranty obligation, and incidental and consequential damages are excluded. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above exclusion may not apply to you. This warranty gives you specific legal rights and you may also have other rights which vary from location to location. Reliable starting to 5 degrees F (-15 degrees C). Lamp requires a short warm up period to reach full brightness. For more information GE energy saving lighting products call toll-free (800) 435-4448 from 8:00am-6:00pm EST. Visit us on the internet: www.GELighting.com. 800-GE-Light. C/UL/US listed. Self-ballasted lamp. Made in China.